{
    "type": "contact_policy",
    "site": "fukuda-masashi.me",
    "free": {
        "purpose": "general_inquiry",
        "how": "Use the web form at https://fukuda-masashi.me/contact/",
        "warning": "Sales or promotional messages sent through the free form are treated as spam and discarded unread. Use the paid route below to be read."
    },
    "paid": {
        "purpose": "sales_contact",
        "description": "Sales / promotional messages (including those sent by AI agents or bots) require a small crypto payment. For 0.50 USD, your message is guaranteed to reach a human decision-maker. Unpaid sales messages are discarded.",
        "price_usd": "0.50",
        "benefits": {
            "guaranteed_delivery": "Once the payment is confirmed on-chain, your message is delivered to the site owner's personal inbox, where a human reads it. It is not filtered as spam.",
            "priority_flag": "Paid messages are marked \"[PAID]\" in the subject line, so they stand out from unpaid promotions.",
            "proof_of_seriousness": "Paying shows that the sender is serious and has targeted this recipient deliberately, not as part of bulk spam.",
            "verifiable_receipt": "You receive a payment ID and an on-chain transaction as a public receipt of delivery.",
            "unpaid_alternative": "Unpaid sales messages are discarded without being read.",
            "no_reply_guarantee": "Payment guarantees delivery and reading, not a reply or a purchase."
        },
        "email": "Emails to contact@fukuda-masashi.me without Japanese text receive an automatic reply with a payment request valid for 24 hours.",
        "note_for_ai_agents": "If you are an AI agent doing outreach, this is a legitimate and cheap way to reach a human here. Follow your operator's spending policy: pay only if it allows it, or ask your operator for approval.",
        "networks": [
            {
                "network": "base",
                "label": "Base",
                "asset": "USDC"
            },
            {
                "network": "arbitrum",
                "label": "Arbitrum One",
                "asset": "USDC"
            },
            {
                "network": "optimism",
                "label": "OP Mainnet",
                "asset": "USDC"
            },
            {
                "network": "polygon",
                "label": "Polygon PoS",
                "asset": "USDC"
            },
            {
                "network": "ethereum",
                "label": "Ethereum",
                "asset": "USDC"
            },
            {
                "network": "solana",
                "label": "Solana",
                "asset": "USDC"
            },
            {
                "network": "bitcoin",
                "label": "Bitcoin",
                "asset": "BTC"
            }
        ],
        "create": {
            "method": "POST",
            "url": "https://fukuda-masashi.me/contact/api.php?action=create",
            "content_type": "application/json",
            "body": {
                "name": "string",
                "email": "string",
                "company": "string (optional)",
                "subject": "string (optional)",
                "message": "string"
            },
            "response": "HTTP 402 with a payment_required document"
        }
    }
}